你会出这样的错误么？

public class Hello{
	public static final String DBDRIVER="org.gjt.mm.mysql.Driver";
		public static void main(String[] args) {
		try{
		Class.forName("DBDRIVER");
	}catch(Exception e){
		e.printStackTrace();}
	}
}

F:\Java>java Hello
java.lang.ClassNotFoundException: DBDRIVER
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Unknown Source)
        at Hello.main(Hello.java:5)